22806027 has 12 divisors (see below), whose sum is σ = 34880040. Its totient is φ = 14309568.

The previous prime is 22806011. The next prime is 22806029. The reversal of 22806027 is 72060822.

It is not a de Polignac number, because 22806027 - 2⁴ = 22806011 is a prime.

It is a super-2 number, since 2×22806027² = 1040229735049458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22806029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74377 + ... + 74682.

It is an arithmetic number, because the mean of its divisors is an integer number (2906670).

Almost surely, 2^22806027 is an apocalyptic number.

22806027 is a deficient number, since it is larger than the sum of its proper divisors (12074013).

22806027 is a wasteful number, since it uses less digits than its factorization.

22806027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149082 (or 149079 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 22806027 is about 4775.5656209500. The cubic root of 22806027 is about 283.5849712170.

Adding to 22806027 its reverse (72060822), we get a palindrome (94866849).

The spelling of 22806027 in words is "twenty-two million, eight hundred six thousand, twenty-seven".